Home / 808,692.96-1,115,948.43-446,117.52

Finding the Fourth Proportional to 808,692.96, 1,115,948.43 and 446,117.52

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Solution

The fourth proportional to 808,692.96, 1,115,948.43 and 446,117.52 is: 615,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,692.96 : 1,115,948.43 = 446,117.52 : x
  2. Step 2: Convert to fraction form
    808,692.96/1,115,948.43 = 446,117.52/x
  3. Step 3: Cross multiply
    808,692.96x = 1,115,948.43 × 446,117.52
  4. Step 4: Simplify right side
    808,692.96x = 497,844,146,039.49
  5. Step 5: Solve for x
    x = 497,844,146,039.49/808,692.96
  6. Step 6: Final answer
    x = 615,615.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.